current when setting a node DOWN from outside of node_mgr.c (e.g. basil_interface.c
calls set_node_down() as do several other modules, but _sync_bitmaps() is local
to node_mgr.c

 in an emulated system

  (only if HAVE_CRAY_XT and NOT HAVE_BG)

Not yet integrated with the reset of slurm.

    eventual support of Cray-XT systems.

slicker way of nameing files, also removed the .99999 factor to Priorty plugin to not calculate something for the next job coming in

Updates some sun constellation documentation

added usage_factor to the mix in a qos.  It doesn't do anything yet, but it is there for when we want to use it in the future